#575BCE#575BCE

#575BCE is a mid, vivid blue. Relative luminance 0.140; OKLCH L 53.2% C 0.174 H 277.2°. Best body text is #FFFFFF at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#575BCE
RGB	rgb(87, 91, 206)
HSL	hsl(238, 55%, 57%)
HSV	hsv(238, 58%, 81%)
CMYK	cmyk(57.8%, 55.8%, 0%, 19.2%)
CIE-LAB	lab(44.18, 31.97, -60.29)
CIE-LCH	lch(44.18, 68.24, 297.94°)
OKLab	oklab(53.15% 0.0218 -0.1729)
OKLCH	oklch(53.15% 0.174 277.2)
XYZ	xyz(18.8086, 13.9633, 60.0846)
Luminance	0.1396 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#575BCE #CECA57

analogous

#5797CE #575BCE #8E57CE

triadic

#575BCE #CE575B #5BCE57

tetradic

#575BCE #CE5797 #CECA57 #57CE8E

square

#575BCE #CE5797 #CECA57 #57CE8E

split-complementary

#575BCE #CE8E57 #97CE57

monochromatic

#272A84 #3439B3 #575BCE #8689DC #B6B8EA

Accessibility & contrast

On white

5.54

#575BCE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.79

#575BCE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #575BCE

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##575BCE	#FFFFFF	#000000	##FFFFFF
##575BCE	1.00	5.54	3.79	5.54
#FFFFFF	5.54	1.00	21.00	1.00
#000000	3.79	21.00	1.00	21.00
##FFFFFF	5.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DD2

Deuteranopia (green-blind)

#0064CC

Tritanopia (blue-blind)

#04768C

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #575bce;
/* rgb */ color: rgb(87, 91, 206);
/* oklch */ color: oklch(53.2% 0.174 277.2);

Tailwind

colors: {
  custom: {
    50: '#9189de',
    500: '#575bce',
    950: '#000000',
  },
}

SCSS

$custom: #575bce;
$custom-light: #9189de;
$custom-dark: #000000;

JSON

{
  "hex": "#575bce",
  "rgb": {
    "r": 87,
    "g": 91,
    "b": 206
  },
  "hsl": {
    "h": 237.983,
    "s": 54.839,
    "l": 57.451
  },
  "oklch": {
    "l": 0.53152,
    "c": 0.17426,
    "h": 277.2
  },
  "luminance": 0.13965
}

Semantic roles & 50–950 ramp

primary

#575BCE

secondary

#D8D7A8

accent

#D94ADE

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #575BCE

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →